diff --git a/source/release-notes/2.4.txt b/source/release-notes/2.4.txt
index 1b71fdeed5a..3bacb0280f8 100644
--- a/source/release-notes/2.4.txt
+++ b/source/release-notes/2.4.txt
@@ -968,7 +968,7 @@ MongoDB binary uses.
 The primary impacts of the change from the previous JavaScript engine,
 SpiderMonkey, to V8 are:
 
-- improved concurancy for JavaScript operations,
+- improved concurrency for JavaScript operations,
 - modernized JavaScript implementation, and
 - removed non-standard SpiderMonkey features.